#include<stdio.h>
#include<conio.h>
void main()
{
	int i, j;
	printf("Enter value of i");
	scanf("%d",&i);

	switch(i)
	{
		printf("\n\n\t\tHello");
		case 1:
			j = 10;
			break;

		case 2:
			j = 20;
			break;

		default :
			j = 30;
	}
	getch();
}